CPU X provides information about the device as a processor, cores, speed, model, ram, camera, sensors, etc.
And you can control Internet speed (in notifications and status bar), use of data (daily and monthly).
+ Speed Monitor Internet – See downloading and download speed in notifications and combined speed in the status bar.
+ Data usage monitor – Monitor data usage (daily, monthly) on WiFi and mobile networks with beautiful graphics.
+ Battery Monitor – Monitor battery level, temperature and voltage with beautiful graphics.
+ CPU Status – See percent of the CPU run time in the frequency state from device turned on.
For More Info Google Play
varies with device